Woman chemist holding a molecular model

American chemist Joyce Jacobson Kaufman (b. 1929), shown holding a molecular model. She is noted for carrying out the first all-valence-electron, three-dimensional quantum-chemical calculations, and for research on the clinical effects of tranquilizers and narcotic drugs. Smithsonian Institution Archives, Accession 90-105, Science Service Records, Image No. SIA2008-4572

 

Blue stamp with a sepia photo of Barbara McClintock on it. The stamp also features a scientific drawing of her work on transposons and the words Barbara McClintock Geneticist.
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Green book cover and white text reading "SILENT SPRING."
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 This artifact is a Development Test Model (DTM) for the Voyager spacecraft.
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Scientific illustration of Arthrostylidium sarmentosum, a bamboo.
learn more about Agnes Chase's Scientific Illustration
Ruby Hirose sits at a lab station. She wears a white lab coat and holds a pipette.
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